短语a pillar of society指的是那些重要的、有价值的并且参与众多公益活动的社会成员。A pillar of...还可以和其他社会群体和组织连用。
　　例句：
　　Jimmy is a pillar of society. He raised millions of dollars to build a new hospital in the city.
　　Martin's a great guy. He's the head teacher in our school, runs a local charity, and is known and respected by everyone in town. He's a pillar of the community.
　　Matilda is a pillar of the church: she's always giving her time to organising events and tries hard to make people feel welcome there.
　　类似表达：
　　短语from pillar to post的意思是四处奔走，东奔西跑。
　　例句：
　　My friend James grew up in a family which moved around all the time. The poor kid was sent from pillar to post and never had time to settle in one place!
　　常识补充：
　　Pillars, posts and columns all support buildings or bridges. A pillar is a strong pole that supports part of a building, and is made of stone, wood or concrete. A column is similar, but usually has decorative features. A post is a small pillar made of metal or wood.
　　柱子、杆子还有圆柱都可以用来支撑楼房和桥梁 。Pillar是一个非常结实的柱子，用来支撑房屋的一部分，由石头、木头或水泥制成。Column的作用和pillar相似，但含有装饰作用。Post就是一个小的pillar柱子，由金属或木头制成。

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